Ham-Let 768LR Catalog Page
768 LR
MALE CONNECTOR
TUBE (METRIC) ISO TAPERED THREAD
Ordering
Information
768LR _ 2 X 1/8 2 R-1/8 1.7 12 23.9 30.5 12.9
768LR _ 3 X 1/8 3 R-1/8 2.4 12 23.9 30.5 12.9
768LR _ 3 X 1/4 3 R-1/4 2.4 14 29.0 35.6 12.9
768LR _ 4 X 1/8 4 R-1/8 2.4 12 24.6 31.2 13.7
768LR _ 4 X 1/4 4 R-1/4 2.4 14 29.7 36.3 13.7
768LR _ 6 X 1/8 6 R-1/8 4.8 14 25.4 32.8 15.3
768LR _ 6 X 1/4 6 R-1/4 4.8 14 30.5 37.9 15.3
768LR _ 6 X 3/8 6 R-3/8 4.8 18 31.0 38.4 15.3
768LR _ 6 X 1/2 6 R-1/2 4.8 22 37.3 44.7 15.3
768LR _ 8 X 1/8 8 R-1/8 4.8 15 26.7 34.2 16.2
768LR _ 8 X 1/4 8 R-1/4 6.4 15 31.2 38.7 16.2
768LR _ 8 X 3/8 8 R-3/8 6.4 18 31.8 39.2 16.2
768LR _ 8 X 1/2 8 R-1/2 6.4 22 38.1 45.6 16.2
768LR _ 10 X 1/8 10 R-1/8 4.8 18 28.7 36.3 17.2
768LR _ 10 X 1/4 10 R-1/4 7.9 18 33.3 40.9 17.2
768LR _ 10 X 3/8 10 R-3/8 7.9 18 33.3 40.9 17.2
768LR _ 10 X 1/2 10 R-1/2 7.9 22 38.9 46.5 17.2
768LR _ 10 X 3/4 10 R-3/4 7.9 27 40.4 48.0 17.2
768LR _ 12 X 1/4 12 R-1/4 7.1 22 33.3 43.4 22.8
768LR _ 12 X 3/8 12 R-3/8 9.5 22 33.3 43.4 22.8
768LR _ 12 X 1/2 12 R-1/2 9.5 22 38.9 49.0 22.8
768LR _ 12 X 3/4 12 R-3/4 9.5 27 40.4 50.5 22.8
768LR _ 14 X 1/4 14 R-1/4 7.1 24 34.0 44.1 24.4
768LR _ 14 X 3/8 14 R-3/8 9.5 24 34.0 44.1 24.4
768LR _ 15 X 1/2 15 R-1/2 11.9 24 38.9 49.0 24.4
768LR _ 16 X 1/4 16 R-1/4 7.1 24 34.0 44.1 24.4
768LR _ 16 X 3/8 16 R-3/8 9.5 24 34.0 44.1 24.4
768LR _ 16 X 1/2 16 R-1/2 11.9 24 38.9 49.0 24.4
768LR _ 16 X 3/4 16 R-3/4 12.7 27 40.4 50.5 24.4
768LR _ 18 X 1/2 18 R-1/2 11.9 27 40.4 50.5 24.4
768LR _ 18 X 3/4 18 R-3/4 15.1 27 40.4 50.5 24.4
768LR _ 20 X 1/2 20 R-1/2 11.9 30 42.2 52.3 26.0
768LR _ 20 X 3/4 20 R-3/4 15.9 30 42.2 52.3 26.0
768LR _ 22 X 3/4 22 R-3/4 15.9 30 42.2 52.3 26.0
768LR _ 22 X 1 22 R-1 18.3 35 47.0 57.1 26.0
768LR _ 25 X 1/2 25 R-1/2 11.9 35 45.2 57.5 31.3
768LR _ 25 X 3/4 25 R-3/4 15.9 35 45.2 57.5 31.3
768LR _ 25 X 1 25 R-1 21.8 35 45.2 57.5 31.3
768LR _ 38 X 1
768LR _ 50 X 2” *50 R-2 45.2 3 inch 76.2 113.3 65.0
Designation:
Marking LR on Hex
1/2 *38 R-1 1/2 33.7 55 64.0 91.6 49.4
A
Tube O.D.
mm inch mm mm mm mm mm
Reference Specifications:
T
(ISO)
D W
DIN -ISO 2999
BS - 21
JIS - B0203
ISO - 7/1-BSP-T
Hex. Flat
Thermoelement
(See Page 38)
N L I
* Including low friction paste, see page 91
“D” - Dimension is minimum opening.
Dimensions are for reference only, and are
subject to change without notice.
CONNECTORS
HAM-LET ADVANCED CONTROL TECHNOLOGY
39
768 LR
MALE CONNECTOR
TUBE (INCH) ISO TAPERED THREAD
Information
CONNECTORS
768LR _ 1/8 X 1/8 1/8 3.17 R-1/8 .09 2.28 7/16 .94 23.90 1.20 30.48 .50 12.70
768LR _ 1/8 X 1/4 1/8 3.17 R-1/4 .09 2.28 9/16 1.14 28.95 1.40 35.56 .50 12.70
768LR _ 1/4 X 1/8 1/4 6.35 R-1/8 .19 4.82 1/2 1.00 25.40 1.29 32.76 .60 15.20
768LR _ 1/4 X 1/4 1/4 6.35 R-1/4 .19 4.82 9/16 1.20 30.50 1.49 37.85 .60 15.20
768LR _ 1/4 X 3/8 1/4 6.35 R-3/8 .19 4.82 11/16 1.22 30.98 1.51 38.35 .60 15.20
768LR _ 1/4 X 1/2 1/4 6.35 R-1/2 .19 4.82 7/8 1.47 37.34 1.76 44.70 .60 15.20
768LR _ 5/16 X 1/8 5/16 7.93 R-1/8 .1 9 4.82 9/16 1.05 26.67 1.34 34.03 .64 16.20
768LR _ 5/16 X 1/4 5/16 7.93 R-1/4 .25 6.35 9/16 1.23 31.24 1.52 38.60 .64 16.20
768LR _ 3/8 X 1/8 3/8 9.52 R-1/8 .19 4.82 5/8 1.10 27.90 1.39 35.30 .66 16.80
768LR _ 3/8 X 1/4 3/8 9.52 R-1/4 .28 7.11 5/8 1.28 32.51 1.57 39.87 .66 16.80
768LR _ 3/8 X 3/8 3/8 9.52 R-3/8 .28 7.11 11/16 1.28 32.51 1.57 39.87 .66 16.80
768LR _ 3/8 X 1/2 3/8 9.52 R-1/2 .28 7.11 7/8 1.53 38.90 1.82 46.23 .66 16.80
768LR _ 3/8 X 3/4 3/8 9.52 R-3/4 .28 7.11 1
768LR _ 1/2 X 1/4 1/2 12.70 R-1/4 .28 7.11 13/16 1.31 33.27 1.71 43.43 .90 22.90
768LR _ 1/2 X 3/8 1/2 12.70 R-3/8 .38 9.65 13/16 1.31 33.27 1.71 43.43 .90 22.90
768LR _ 1/2 X 1/2 1/2 12.70 R-1/2 .41 10.41 7/8 1.53 38.90 1.93 49.02 .90 22.90
768LR _ 1/2 X 3/4 1/2 12.70 R-3/4 .41 10.41 1
768LR _ 5/8 X 1/2 5/8 15.87 R-1/2 .47 11.90 15/16 1.53 38.86 1.93 49.02 .96 24.40
768LR _ 3/4 X 3/4 3/4 19.05 R-3/4 .62 15.74 1
768LR _ 3/4 X 1 3/4 19.05 R-1 .62 15.74 1
768LR _ 1 X 3/4 1 25.40 R-3/4 .63 15.90 1
768LR _ 1 X 1 1 25.40 R-1 .88 22.35 1
768LR _ 1
* Including low friction paste, See page 91
(cont’d)
Ordering
1/4 X 1 1/4 *1 1/4 31.75 R-1 1/4 1.09 27.70 1 3/4 2.17 55.12 3.04 77.22 1.62 41.20
A
Tube O.D.
inch mm inch inch mm inch inch mm inch mm inch mm
T
(ISO)
D W
Hex. Flat
1/16 1.59 40.38 1.88 47.75 .66 16.80
1/16 1.59 40.38 1.99 50.54 .90 22.90
1/16 1.59 40.38 1.99 50.54 .96 24.40
N L I
3/8 1.85 47.00 2.25 57.15 .96 24.40
3/8 1.78 45.21 2.26 57.40 1.23 31.20
3/8 1.97 50.03 2.45 62.23 1.23 31.20
Reference Specifications:
DIN -ISO 2999
BS - 21
JIS - B0203
ISO - 7/1-BSP-T
Designation:
Marking LR on Hex
55° Thread angle
Truncation of root and crest is round
Taper angle 1°47’
Thermoelement (see Page 38)
“D” - Dimension is minimum opening. Dimensions are for reference only, and are subject to change without notice.
40
COMPRESSION TUBE FITTINGS
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